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Sunita


Last seen: environ un an il y a |  Actif depuis 2023

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Question


Why best performance MSE does not align with final MSE?
ANN model outputs The model stopped at epoch 22 with an MSE of 0.0242 The best performance was observed at epoch 16 with an MS...

environ un an il y a | 1 réponse | 0

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Question


Why doesn't the Artificial Neural Network stop training at the point where it achieves the best performance indicated by the lowest MSE on the performance plot?
Why doesn't the Artificial Neural Network stop training at the point where it achieves the best performance indicated by the low...

environ un an il y a | 1 réponse | 0

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Question


what could be the reason to get negative predicted output for new dataset?
what could be the reason to get negative predicted output for new dataset?

environ un an il y a | 1 réponse | 0

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Question


I have to optimise an objective function within defined limits
I have to optimise an objective function within defined limits. However, using problem-based optimization, I can only set the lo...

environ un an il y a | 1 réponse | 0

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Question


When testing an ANN with new input data, are there specific ranges I should consider for these new inputs?"
When testing an ANN with new input data, are there specific ranges I should consider for these new inputs?"

environ un an il y a | 1 réponse | 0

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Question


How to use trained ANN with new input datasets?
How to use trained ANN with new input datasets?

environ un an il y a | 1 réponse | 0

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Question


ANN not giving quite favorable results with the new dataset
The performance of the Artificial Neural Network (ANN) seems promising based on the training,validation and test data, but it's ...

environ un an il y a | 1 réponse | 0

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Question


How to find the optimum number of neurons and hidden layers for ANN?
How to find the optimum number of neurons and hidden layers for ANN?

environ un an il y a | 2 réponses | 0

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Good R-value (>0.98), bad MSE (>900) and very bad R2 (<0.70) in ANN. What does it mean?
Good R-value (>0.98), bad MSE (>900) and very bad R2 (<0.70) in ANN. What does it mean?

environ un an il y a | 1 réponse | 0

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Question


How to open neural network training screen?
i accidently closed the neural netwok training screen, any idea how to reopen it from "net.mat" file

environ un an il y a | 1 réponse | 0

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Question


Why is the R-value 0.95 for raw data but drops to 0.85 for normalized data in ANN?
Why is the R-value 0.95 for raw data but drops to 0.85 for normalized data in ANN ? does it happen or am I doing something wro...

environ un an il y a | 1 réponse | 0

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Question


Is normalization necessary for input and output data in an Artificial Neural Network (ANN)? Does it impact the network's performance?
Is normalization necessary for input and output data in an Artificial Neural Network (ANN)? Does it impact the network's perform...

environ un an il y a | 1 réponse | 0

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Question


Can we generate best fitted nonlinear equation between 4 inputs and 1 output, if we dont know the equation initially
Can we generate best fitted nonlinear equation between 4 inputs and 1 output, if we dont know the equation initially

environ un an il y a | 3 réponses | 0

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Question


Why value from predicted value from the regression equation and predicted value directly from matlab are not matching?
I ploted the regression model using following codes (4 input P,V,T,H, and 1 output,TS) X = [P, T, V, H, P.*T, P.*V, P.*H, T.*...

environ un an il y a | 1 réponse | 0

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Question


In case of multiple output in ANN ,what does R value represent?
I have 4 inputs and 3 outputs , I am getting only one regression (R-value) , how this is calculated out of 3 outputs?

environ un an il y a | 1 réponse | 0

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Question


How to know if ANN is giving good results?
The ANN's R value appears satisfactory, yet the performance curve doesn't seem favorable. Can someone clarify what this indicate...

environ un an il y a | 1 réponse | 0

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Question


What is use of regression model in ANN?
What is use of regression model in ANN, for instance I am getting the model something like this: "Output = 0.71 * Target + 1.8"....

environ un an il y a | 1 réponse | 0

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Question


Can I define the relationship between input and output using the raw experimental data in MATLAB. somthing like this .
Can I define the relationship between input and output using the raw experimental data in MATLAB. somthing like this .

environ un an il y a | 1 réponse | 0

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Question


How to get relationship between input variables and output through ANN
How to get the relationship between input variables and output through ANN. I have 4 input variables and 1 output. From the regr...

environ un an il y a | 1 réponse | 0

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Question


I have 4 inputs (P,T,V,H) and 1 output (TS). I want to optimize for TS (maximize in this case). Can I use PSO for this purpose
I have 4 inputs (P,T,V,H) and 1 output (TS). I want to optimize for TS (maximize in this case). Can I use PSO for this purpose. ...

environ un an il y a | 1 réponse | 0

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Question


Can I upload excel input and output data in PSO to define objective
Can I upload excel input and output data in PSO to define objective

environ un an il y a | 1 réponse | 0

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Réponse apportée
how to see training, validation and test regression lot in ANN
I am getting R-total plot from plotregression(T, Y) . I need this (see attach)

environ un an il y a | 0

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what is best way of data cleaning for the good prediction through ANN
what is best way of data cleaning for the good prediction through ANN

environ un an il y a | 1 réponse | 0

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Question


how to see training, validation and test regression lot in ANN
how to see training, validation and test regression lot in ANN

environ un an il y a | 1 réponse | 0

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Question


how to know stopped epoch value in ANN
I accidentaly closed the neural network training window , Now I am not able to find the stoped epoch value. Is there any other ...

environ un an il y a | 1 réponse | 0

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Question


Error percentage calculated in excel and matlab not matching. why?
I calculated error percentage for actual and predicted after ANN implementation using below code. Same I calculted using excel. ...

environ un an il y a | 1 réponse | 0

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Question


why my predicted output is negative in ANN.
why my predicted output is negative in ANN. there is no negative value in the data. x = input'; t = output'; trainFcn = '...

environ un an il y a | 1 réponse | 0

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Question


how to reload saved ANN model in workspace properly
I am not able to load the saved ANN model on the workspace . The "net" file does not appear only input , output and results. (ch...

environ un an il y a | 2 réponses | 0

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Question


how to load a saved ANN model in neural network fitting window
how to load a saved ANN model in neural network fitting window

environ un an il y a | 1 réponse | 0

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Question


How ANN model deals with missing input data?
I am new to matlab ANN, It will be very helpfull if somone can calrify these queries : 1) How ANN model deals with missing inpu...

environ un an il y a | 1 réponse | 0

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